Emergent endoscopy in a voluntary hospital.
D000293:Adolescent; D000328:Adult; D000368:Aged; D004630:Emergencies; D004724:Endoscopy; D004945:Esophagoscopy; D005260:Female; D005767:Gastrointestinal Diseases / Q000175:diagnosis; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis; D005773:Gastroscopy; D006761:Hospitals; D006801:Humans; D008297:Male; D008875:Middle Aged